Tone arm



FIG. 1 is a rear, top and right side perspective view of a tone arm showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a right side elevational view;

FIG. 6 is a bottom plan view; and

FIG. 7 is a left side elevational view. 

The ornamental design for a tone arm, as shown. 